Lot 405
405
unused Block Larger Than four -- ¼a. pale blue, a complete unused sheet of twenty, variety roulette x imperf, fine and rare. S.G. 59b, 59cb, 59db, £310++

Details
unused Block Larger Than four -- ¼a. pale blue, a complete unused sheet of twenty, variety roulette x imperf, fine and rare. S.G. 59b, 59cb, 59db, £310++